Shizuoka, Japan

Yoshimasa Aotani

This inventor holds 24 USPTO granted patents, primarily in Photosensitive Compositions. Top assignee: Fuji Photo Film Company, Limited. Active years: 1979-1999.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshimasa Aotani. Retrieved from https://idiyas.com/inventor/yoshimasa-aotani

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile


% Patents Active = 100.0

Average Co-Inventor Count = 3.5

ph-index = 11

Forward Citations = 371(Granted Patents)


Location History:

  • Minami-ashigara, JP (1979 - 1982)
  • Kanagawa, JP (1984 - 1989)
  • Shizuoka, JP (1989 - 1998)
  • Shizuoka-ken, JP (1999)

Company Filing History:


Years Active: 1979-1999

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Areas of Expertise:
Light-Sensitive Composition
Photopolymerizable Composition
Photosensitive Resin
Diazonium Salt
Microcapsules
Presensitized Plate
Negative Working
Heat Developable
Color Photographic Material
Image-Forming Material
S-Triazine
Oxonol Dye
24 patents (USPTO):Explore Patents

Title: Spotlight on Inventor Yoshimasa Aotani: Innovating Through Patents.

Introduction:

Yoshimasa Aotani is a prolific inventor hailing from Shizuoka, Japan, with an impressive portfolio of 24 patents to his name. His groundbreaking work in the field of positive-working light-sensitive compositions and photopolymerizable compositions has significantly impacted the industry.

Latest Patents:

Aotani's latest patents include a positive-working light-sensitive composition that features compounds with enol ether groups, a linear polymer with acidic groups, and a compound capable of generating acid upon exposure to light. Additionally, he has developed a photopolymerizable composition containing compounds with addition-polymerizable ethylenically unsaturated bonds and an activating agent for radical generation upon light irradiation.

Career Highlights:

Yoshimasa Aotani is a key innovator at Fuji Photo Film Company, Limited, where he continues to push the boundaries of materials science and photochemical processes. His expertise in developing advanced compositions has led to numerous successful patent applications and commercial products.

Collaborations:

Aotani collaborates closely with fellow researchers and inventors at Fuji Photo Film Company, Limited. Notably, he has worked alongside Akira Umehara and Tsuguo Yamaoka, leveraging their collective expertise to drive innovation in the field of light-sensitive compositions and photopolymerization.

Conclusion:

In conclusion, Yoshimasa Aotani stands out as a pioneering inventor in the realm of photochemistry and materials science. His patents reflect a dedication to excellence and a commitment to advancing technological solutions in the industry. We look forward to witnessing his future contributions to the world of innovations and inventions.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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